<template>
  <div class="todo-header">
    <input v-model="item" placeholder="请输入你的任务名称，请按回车键确认" type="text" @keydown.enter="addTodos"/>
  </div>
</template>
<script>
import {nanoid} from 'nanoid'

export default {
  name: "MyHeader",
  data() {
    return {
      item: ''
    }
  },
  methods: {
    addTodos() {
      if (this.item == '') {
        alert("不能为空哦")
      } else {
        const obj = {
          id: nanoid(),
          title: this.item,
          done: false
        }
        this.$emit("getObj", obj);
      }
      this.item = ''

    }
  }

}
</script>

<style scoped>
/*header*/
.todo-header input {
  width: 560px;
  height: 28px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 4px 7px;
}

.todo-header input:focus {
  outline: none;
  border-color: rgba(82, 168, 236, 0.8);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(82, 168, 236, 0.6);
}

</style>
